A flat plate 0.1 m2 area is pulled at 30 cm/s relative to another plat – McqOptions

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1.	A flat plate 0.1 m2 area is pulled at 30 cm/s relative to another plate located at a distance of 0.01 cm from it, the fluid separating them being water with viscosity of 0.001 Ns/m2. The power required to maintain velocity will be
A.	0.05 W
B.	0.07 W
C.	0.09 W
D.	0.11 W
Answer» D. 0.11 W

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